D-insmore austin



niiet taies strut ffice Letters Patent No, 74,274 daed'liebruary 11,1868.

IMPROVEMENT 'm WHERE-TREE TUG.

alle dgttulr refemt tu, m 'ttm Estera ttmt, uut mtktg tart tf thtsatte..

To ALL wHoM ITMAY coNeERN:

Be it known ttatI-,JDINSMRE AUSTIN, of Underhntnthe mnt-316Chittenden,ma in' -che stata of ver.

mont, have irrventedcertain-neiv nd useful Improvements in Whiilie-TreeTug; anddo hereby declare that the the letters ofreferenee'markedthereon. I

In the annexedfdrswings, making a part of this specibntion, A`represents a'. part o'f s, mingle-tree, with follovtn'g is a. full,clear, andexet description thereof, referencebein-g had to theaccompsnying dravvings, and

theside of one end ont away, to show theeonstrnetio andpositin of theparts.A :The `sv'ingle-tree A Vis profV vided with the pin-or tug g1,inserted into` and extending from the centre' offeither end, andthehollow a. rm D,

which is made so 'as to form a. vferrule around the endl offtheshingle-tree, which has also groove or mor'tise in theend for one of theprongs of the lever to vork-or p lay in." .The arm vis provided with a.shoulder, x, to

which is attached a coiled-or other spring,f, for the pt xrpose'oflholding the lever B in place. LB represents a lever, havingftwo prongsor hooks, b b,'pivote d 'to theel-mD, and 'provi'dedwithunshoulder,against which the spring f presses, and thereby keeps the I ever andprongs inA position.. By'pre'ssingfonfthe outer extremity of 4 the leverB, or by pulling on the cord orv string C, which is attaohed tothe-outer extremityo said lever, and runthrough e. pulley orstaple, c,and thence into a .oarriagefonwherevenfd'esired, the prongs ,b b arethrownl out'of the groove or mortise, sndthereby slip the trace Rv olffrom he ."piv`V a,- and thus uni'asten the horse or' other nnimul fromthe carriage v vithont'xovingiroml .the seatvthereof, simply bypnllingon seerd, C.' Y

Disastrous -eecidentsy of the gravest character may be readily preventedby this .simple and convenient device. ,Q Y, T- When it may be desiredto hitch up an nimnl, it is done by simply pressing on the outer end ofthe lever B, and bringing the prongs b b ont'so that the trees cnn be4slipped between them, and then o n to the `pin a,

where itis securely held bythe prongs (11b, by means of` the springf andthelever B. j

Havingthus fullyr descibed my invention, what -Iclninr as new, anddesire to seenrehy LettersPa'tent, s- L -The lever B, pvoted to an arm,D, attached to the endl of a swingle-tree, and provided with two pongs or hooks, b, constructed substntially as 'and for Ithe purposesspecified:

g2. The combination of the two-pronged lever Bvwiththe hollowarm D, thespring f, snd swingle-tr'ee A,

when used as and for the purpose set forth-I.

In testimony that'I zlsim` the foregoing, I have hereunto set my hand,this 7th day 4of December186'li.

DINSMORE AUSTIN.

Witnesses: 1

L. F. WVILBUR, M. J. WILBUR.

